![Figure 3 from Key failure modes of solder joints on ENIG PCBs and root cause analysis | Semantic Scholar Figure 3 from Key failure modes of solder joints on ENIG PCBs and root cause analysis | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/76ddf9667c2cbc14f2f6bfed80aee69acf149ace/2-Figure3-1.png)
Figure 3 from Key failure modes of solder joints on ENIG PCBs and root cause analysis | Semantic Scholar
![Figure 4 from Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar Figure 4 from Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/bba23478d32fe95daf6bd900b3a7596a206d3a0e/6-Figure4-1.png)
Figure 4 from Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar
![pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/TjK52.png)
pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange
![pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/lxrBV.jpg)
pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange
![pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/AMrK7.jpg)
pcb - Black Pad. Will heat remove the gold from an ENIG finish? - Electrical Engineering Stack Exchange
![Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/bba23478d32fe95daf6bd900b3a7596a206d3a0e/5-Figure1-1.png)
Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar
![Figure 10 from Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar Figure 10 from Root Cause of Black Pad Failure of Solder Joints with Electroless Nickel/Immersion Gold Plating | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/bba23478d32fe95daf6bd900b3a7596a206d3a0e/9-Figure10-1.png)